Trail Running Calendar United Kingdom 2026-2027

Welcome to the most comprehensive guide to trail races in the UK for 2026-2027! Our curated list features an impressive 1798 trail runs across the enchanting landscapes of Scotland, and Wales. From the iconic trails of London's green outskirts to the rugged terrains near Birmingham, from Glasgow's scenic paths to Liverpool's historic routes, we've got every trail enthusiast covered.

Whether you're a seasoned trail runner looking for your next challenge or a newbie eager to explore the world of off-road running, our calendar is your one-stop solution. Dive deep into the details by searching for a specific location or simply browse through to discover new trail runs. Looking for all running events? Check out the complete Running Calendar United Kingdom on running.life.

Take on the Scafell Pike Trail Marathon around Keswick on 23 August 2026, a challenging 44 km single lap route over Scafell Pike and through Borrowdale. Expect rugged navigational mountain sections, stunning views and a bespoke medal.

Beast of Bryn invites runners to tackle scenic but tough mountain trails in Afan Forest Park near Port Talbot, with 6.5 mile and 10.5 mile options plus a one mile fun run for youngsters. Organized by local charity BRAG, proceeds support com..

Take on the Trunce 8, a classic Peak District fell race starting and finishing at Oxspring Playing Field. The 6.2 km route climbs 190 m and entry is on the day for £3, with a junior 3 km race for over 10s at £1.

Tackle Roseberry Topping on Wed 26 Aug 2026 in this classic short fell race hosted from Newton under Roseberry. Expect a punchy 2.3 km course with big climb and great views, junior entries welcome and on the day entry available.

Take on the Fellrunner Golf Ball in Rossendale for a gritty 8.8 km fell race with 244 m of climbing across classic Bowland terrain. Teams are welcome and post race food and drink ensure a warm community finish.

Take on the classic Holcombe Two Towers fell race on Wednesday 26 August 2026 in the South West Pennines, a challenging 4 mile course with 400 m of climb through rugged moorland. Expect steep trails, great views and a lively community atmos..

Chase summer evenings in Edinburgh with the Sundowner 5K Series, a relaxed yet competitive run across three scenic city parks. Enjoy chip timed racing, lively warm ups and post race photos as you test your speed over 5K or the full series.

Kirkstall Rock up n' Run brings a fun pop up Summer Series vibe to the Leeds canal on 27 August 2026 with 5k and 10k routes for runners 16 and over. Register on the night and enjoy a Jumble medal, a drink and hot food.

Join the Eyemouth Twilight 5k on 28 August 2026 for a chip timed coastal evening run with medals for finishers. Family friendly Scott's Mini Fun Runs, goodie bags and Giacopazzi's Gelato at the finish make it a fun seaside outing.

Trail races at Wimbleball Lake feature single-lap 5 km and 10 km courses plus canicross options. The mainly off road routes include a short tarmac section over the dam and race entry covers chip timing and a custom finishers medal.

Enjoy an early evening trail run across the picturesque Newnham estate near Plymouth with 4 and 8 mile options. Canicross runners are welcome and proceeds support the work of Bowel Cancer West.

Punk Panther Dales Dazzler is a scenic trail run from Skipton through classic Dales villages with route options from 13 to 50 miles, plenty of climbing and stunning views. Entries are capped at 200 and finishers get a medal and event T shir..

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Black Cattle Ultra invites runners to tackle South Wales trails across two distances: 44 miles from Llanthony Priory or 33 miles from Abergavenny, finishing in Cardiff. Expect mountains, woodlands, aid stations and unique finisher mementos.

Take on the 130 mile nonstop canal towpath race from Liverpool to Leeds along the Leeds and Liverpool Canal, with supported or unsupported entry options. Field capped at 100 runners and a 40 hour cutoff make this an epic endurance test.

Experience the scenic 2 Islands Half Marathon on Saturday 29 August 2026, a coastal course linking two beautiful islands with stunning sea views. Friendly local atmosphere and a companion Berneray 10K make it perfect for island runners.

Take on the Highland Fling Ultramarathon, a 53 mile point to point trail through Loch Lomond and the Trossachs from Milngavie to Tyndrum. Enjoy spectacular scenery, hearty finish line hospitality and post race showers and massages.

Join the Arnison Crag Horseshoe fell race in Patterdale on Sat 29 Aug 2026, starting at King George Playing Fields as part of Patterdale Dog Day. A steep 5 km with 300 m climb, entries on the day £5, minimum age 14.

Take on the Weardale Agricultural Show Fell Race on 29 August 2026 in St John's Chapel. A lively 4 km fell run with 120 m of climb across classic upland terrain, plus fun junior showground races and easy entry on the day.

Join this lively fell race at Bellingham Showfield as part of the country show, tackling 4 miles with 600 ft of climb across classic Northumberland terrain. No pre entry required; runners aged 16 and over can sign up on the day.

Tackle a classic Pennines fell race in Pendleton on 29 August 2026. The 8 km course packs 457 m of ascent across rough terrain, with on the day entries and homemade cakes and a cosy village pub to reward you.